by the numbers

汉语翻译

例句：

1. Number calculated by adding together several figures and divide by the number of figures add.
   将好几个数字加在一起，用相加数字的数去除所算出的数。
2. The combining capacity of an atom or a radical determined by the number of electrons that it will lose, add, or share when it reacts with other atoms.
   化合价，原子价原子或原子团与其它原子反映时由所失、增加成共享的电子数目决定的化合能力